3 papers
math.AG2024
A note on étale endomorphisms of normal schemes
Lázaro O. Rodríguez Díaz
We prove that under some extra hypothesis, given an étale endomorphism of a normal irreducible Noetherian and simply connected scheme, if the endomorphism is surjective then it is…
math.DG2018
A note on Kirchhoff's theorem for almost complex spheres I
Lázaro O. Rodríguez Díaz
By a theorem of Kirchhoff if the six sphere admits an almost complex structure then the seven sphere is parallelizable, more crucial, he exhibited an explicit global frame construc…
math.QA2016
holonomy manifolds are superconformal
Lázaro O. Rodríguez Díaz
We study the chiral de Rham complex (CDR) over a manifold with holonomy . We prove that the vertex algebra of global sections of the CDR associated to contains two…